Senior Python Engineer — AI/ML Backend Tech Lead

Virtusa; Jersey City (NJ); On-site; USD 150,000 - 210,000; Full time

Job summary

Virtusa in New Jersey (Jersey City) seeks an experienced Senior Python Engineer to design, build, and maintain scalable backend systems. You will own complex features, mentor engineers, and collaborate across product, DevOps, QA, and architecture teams to deliver reliable, secure software.

You will work on Python-based services, RESTful APIs, and databases, while driving performance improvements and robust test coverage in a fast-paced environment.

Qualifications

• Bachelor's degree in CS/Engineering or equivalent experience.
• 8+ years of professional software development experience.
• Strong proficiency in Python and object-oriented programming.
• Experience with Django, Flask, or FastAPI.
• Strong understanding of RESTful API design and development.
• Experience with relational databases (PostgreSQL, MySQL, Oracle) and SQL.
• Familiarity with NoSQL databases (MongoDB, DynamoDB, Redis).
• Solid knowledge of asynchronous processing and multithreading/multiprocessing concepts.
• Experience with Git and modern version control workflows.

Responsibilities

• Design, develop, and maintain scalable Python-based applications and services.
• Lead technical design and architecture discussions for complex systems.
• Write clean, efficient, and maintainable code following best practices.
• Conduct code reviews and provide technical mentorship to junior and mid-level engineers.
• Collaborate with product, DevOps, QA, and architecture teams.
• Optimize performance, scalability, and reliability of applications.
• Troubleshoot and resolve complex production issues.
• Build and enhance automated testing frameworks.
• Support CI/CD pipelines and modern DevOps workflows.
• Ensure compliance with security, data, and quality standards.

Skills

Python

OO programming

RESTful APIs

Asynchronous processing

Multithreading/Multiprocessing

Education

Bachelor's degree in Computer Science or Engineering

Tools

Django

Flask

FastAPI

PostgreSQL

MySQL

Oracle

MongoDB

DynamoDB

Redis

Git

Job description

Virtusa in New Jersey (Jersey City) seeks an experienced Senior Python Engineer to design, build, and maintain scalable backend systems. You will own complex features, mentor engineers, and collaborate across product, DevOps, QA, and architecture teams to deliver reliable, secure software.

You will work on Python-based services, RESTful APIs, and databases, while driving performance improvements and robust test coverage in a fast-paced environment.